Self-propelled telescopic passenger stairs model TSP 6022D of Italian manufacturer with diesel engine designed for boarding and unloading of passengers, crew and technical personal access to the AC and to serve various types of aircraft with door sill heights from 2200 mm to 6000 mm. The telescopic passenger stairs is mounted on special chassis of the manufacturer and has 4x2 wheel base. The extension of the ladder is made by hydraulic cylinder raising, which is located below the lower ladder. The inclination of the ladder is made by two tilt hydraulic cylinders. The stairs is equipped with a Perkins 404D22 diesel engine. Single cabin. Ladder handrails are made of stainless steel. The color - white. Possibility of installation of additional options (cabin heater, additional cameras, canopy, air conditioner etc.). Year of production - 2020.